Exercise Answers: Module 10

Ratios, Rates, Proportions

  1. \frac{3}{8}
  2. \frac{105\text{ mi}}{2\text{ hr}}
  3. \frac{52.5\text{ mi}}{1\text{ hr}} or 52.5 miles per hour
  4. $ 0.199/oz, or around 20 cents per ounce
  5. $ 0.249/oz, or around 25 cents per ounce
  6. the 18-ounce box has the lower unit price
  7. \frac{3}{4}=\frac{3}{4}; true
  8. \frac{2}{3} \neq \frac{4}{5}; false
  9. 168 = 168; true
  10. 200 \neq 240; false
  11. 70 \neq 60; false
  12. 20 = 20; true
  13. x = 12
  14. n = 5
  15. k = 4
  16. w = 10
  17. x = 10.4
  18. m = 2.0
  19. 256 miles
  20. 20 hours
  21. 190 pixels wide

return to main page

License

Icon for the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License

Technical Mathematics Copyright © 2020 by Morgan Chase is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.